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The acute effect of functional fatigue on knee and trunk kinematics in female soccer players with and without dynamic knee valgus during single-leg landing | ||
Sport Sciences and Health Research | ||
مقالات آماده انتشار، پذیرفته شده، انتشار آنلاین از تاریخ 29 مرداد 1403 | ||
نوع مقاله: Research Paper | ||
شناسه دیجیتال (DOI): 10.22059/sshr.2024.376249.1136 | ||
نویسندگان | ||
niloofar tajalli1؛ mohammadhossein Alizadeh* 2؛ Seyed Hamed Mousavi3 | ||
1Master's student of Tehran University | ||
2Department Sport Injuries and Biomechanics, Faculty of Sport Sciences and Health, University of Tehran, Tehran, Iran | ||
3University of Tehran, Faculty of Physical Education and Sport Sciences, Department of Health and Sport Medicine, Tehran, Iran | ||
چکیده | ||
Dynamic knee valgus (DKV) is due to the weakness of the hep abductor and the vastus medialis muscles, which increases possibility of anterior cruciate ligament (ACL) injury. The aim of the present study was the effect of acute soccer functional fatigue on knee and trunk kinematic factors in female soccer players with and without DKV during single leg landing. The present study is quasi-experimental research conducted on 28 female soccer players who were selected using purposeful and convenience sampling. They were classified into two groups. The kinematic changes of the participants' trunk and knees were recorded through high-speed video cameras in two sagittal and frontal planes in single leg landing . The data were analyzed in SPSS-26 using a mixed ANOVA statistical test. The results revealed a significant interaction effect between fatigue conditions and groups on knee and trunk joint angles in frontal plane. The results showed that fatigue significantly reduced knee flexion and increased knee valgus and trunk The results indicated the acute effect of fatigue on knee and trunk kinematics of female soccer players with DKV. Therefore, by increasing the amount of knee and trunk flexion , the possibility of ACL injury in fatigue can be reduced. | ||
کلیدواژهها | ||
Dynamic knee valgus؛ functional fatigue؛ ACL rupture؛ Bangsbo؛ biomechanics | ||
آمار تعداد مشاهده مقاله: 107 |